/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.flink.streaming.configuration;

import org.apache.flink.annotation.PublicEvolving;
import org.apache.flink.configuration.ConfigOption;
import org.apache.flink.configuration.ConfigOptions;

/**
 * Timer service configuration options.
 */
@PublicEvolving
public class TimerServiceOptions {

	/**
	 * This configures how long we wait for the {@link org.apache.flink.streaming.runtime.tasks.ProcessingTimeService}
	 * to finish all pending timer threads when the stream task performs a failover shutdown. See FLINK-5465.
	 */
	public static final ConfigOption<Long> TIMER_SERVICE_TERMINATION_AWAIT_MS = ConfigOptions
		.key("timerservice.exceptional.shutdown.timeout")
		.defaultValue(7500L);
}
